Home / 1,558,132.74-2,150,214.26-869,764.77

Finding the Fourth Proportional to 1,558,132.74, 2,150,214.26 and 869,764.77

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Solution

The fourth proportional to 1,558,132.74, 2,150,214.26 and 869,764.77 is: 1,200,270.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,132.74 : 2,150,214.26 = 869,764.77 : x
  2. Step 2: Convert to fraction form
    1,558,132.74/2,150,214.26 = 869,764.77/x
  3. Step 3: Cross multiply
    1,558,132.74x = 2,150,214.26 × 869,764.77
  4. Step 4: Simplify right side
    1,558,132.74x = 1,870,180,606,950.80
  5. Step 5: Solve for x
    x = 1,870,180,606,950.80/1,558,132.74
  6. Step 6: Final answer
    x = 1,200,270.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.